Home / 3,848.85-5,775.51-3,817.53

Finding the Fourth Proportional to 3,848.85, 5,775.51 and 3,817.53

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Solution

The fourth proportional to 3,848.85, 5,775.51 and 3,817.53 is: 5,728.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.85 : 5,775.51 = 3,817.53 : x
  2. Step 2: Convert to fraction form
    3,848.85/5,775.51 = 3,817.53/x
  3. Step 3: Cross multiply
    3,848.85x = 5,775.51 × 3,817.53
  4. Step 4: Simplify right side
    3,848.85x = 22,048,182.69
  5. Step 5: Solve for x
    x = 22,048,182.69/3,848.85
  6. Step 6: Final answer
    x = 5,728.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.